This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 6 |
| 3 | 26 |
| 4 | 96 |
| 5 | 321 |
| 6 | 876 |
| 7 | 2006 |
| 8 | 4026 |
| 9 | 7321 |
| 10 | 12346 |
| 11 | 19626 |
| 12 | 29756 |
| 13 | 43401 |
| 14 | 61296 |
| 15 | 84246 |
| 16 | 113126 |
| 17 | 148881 |
| 18 | 192526 |
| 19 | 245146 |
| 20 | 307896 |
| 21 | 382001 |
| 22 | 468756 |
| 23 | 569526 |
| 24 | 685746 |
| 25 | 818921 |
| 26 | 970626 |
| 27 | 1142506 |
| 28 | 1336276 |
| 29 | 1553721 |
| 30 | 1796696 |
| 31 | 2067126 |
| 32 | 2367006 |
| 33 | 2698401 |
| 34 | 3063446 |